<?php
/**
 * Smarty Internal Plugin Compile Setfilter
 *
 * Compiles code for setfilter tag
 *
 * @package    Smarty
 * @subpackage Compiler
 * @author     Uwe Tews
 */

/**
 * Smarty Internal Plugin Compile Setfilter Class
 *
 * @package    Smarty
 * @subpackage Compiler
 */
class Smarty_Internal_Compile_Setfilter extends Smarty_Internal_CompileBase {

	/**
	 * Compiles code for setfilter tag
	 *
	 * @param array  $args      array with attributes from parser
	 * @param object $compiler  compiler object
	 * @param array  $parameter array with compilation parameter
	 *
	 * @return string compiled code
	 */
	public function compile($args, $compiler, $parameter) {
		$compiler->variable_filter_stack[] = $compiler->template->variable_filters;
		$compiler->template->variable_filters = $parameter['modifier_list'];
		// this tag does not return compiled code
		$compiler->has_code = false;

		return true;
	}

}

/**
 * Smarty Internal Plugin Compile Setfilterclose Class
 *
 * @package    Smarty
 * @subpackage Compiler
 */
class Smarty_Internal_Compile_Setfilterclose extends Smarty_Internal_CompileBase {

	/**
	 * Compiles code for the {/setfilter} tag
	 *
	 * This tag does not generate compiled output. It resets variable filter.
	 *
	 * @param array  $args     array with attributes from parser
	 * @param object $compiler compiler object
	 *
	 * @return string compiled code
	 */
	public function compile($args, $compiler) {
		$_attr = $this->getAttributes($compiler, $args);
		// reset variable filter to previous state
		if (count($compiler->variable_filter_stack))
		{
			$compiler->template->variable_filters = array_pop($compiler->variable_filter_stack);
		}
		else
		{
			$compiler->template->variable_filters = array();
		}
		// this tag does not return compiled code
		$compiler->has_code = false;

		return true;
	}

}

?>
